<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<div>
  <input type="text" v-model="num" placeholder="请输入1-100之间的整数">
  <input type="button" value="猜一猜" @click="f()">
  <h1>{{result}}</h1>
</div>
<script src="js/vue.min.js"></script>
<script>
  let x = parseInt(Math.random())*100+1;
  let count = 0
  let v = new Vue({
    el:"body>div",
    data:{
      result:"",
      num:""
    },
    methods:{
      f(){
        count++;
        if(v.num>x){
          v.result="猜大了";
        }else if(v.num<x) {
          v.result="猜小了";
        }else {
          v.result="恭喜你第"+count+"次猜对了";
        }
      }
    }
  })
</script>
</body>
</html>